* {
  padding: 0;
  margin: 0;
}

html {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

#player {
  width: 100vw;
  height: 100vh;
}

.btn {
  position: fixed;
  top: 40px;
  right: 100px;
  background: #00000066;
  padding: 10px 20px;
  cursor: pointer;
  color: #fff;
}

.btn-list {
  position: fixed;
  top: 60px;
  right: 85px;
  display: flex;
}

.btn-list .btn {
  padding: 10px 15px;
  background: #00000099;
  border-radius: 10px;
  color: #fff;
  cursor: pointer;
  transition: all 0.2s;
  margin: 0px 10px;
}

.btn:hover {
  background: #000000aa;
}

.build-list {
  position: fixed;
  top: 100px;
  right: 100px;
  color: #fff;
  background: #00000099;
}

.build-list .build-item {
  padding: 5px 10px;
}

.build-item:hover {
  background: #000000aa;
  cursor: pointer;
}
